144x32 Graphic LCD Display
Model No. WG14432B
►Graphic LCD 144x32
►Built-in controller ST7920
►+5V power supply
►Negative voltage option
►1/32 duty cycle
►LED can be driven by PIN15, PIN16 or A, K
►Chinese version
►Same size as WH1602B
►Interface: 8080/SPI
DESCRIPTION
WG14432B is a monochrome 144x32 graphics LCD module which is built in with ST7920 controller IC. WG14432B is having the same mechanical size as Character WH1602B. This WG14432B module supports 8080 8-bit parallel and SPI interface; 5V power supply, also negative voltage 3.3V optional. This 144x32 graphic LCD display supports Traditional Chinese Font and Simplified Chinese Font. It can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.
DRAWING
SPECIFICATIONS
Interface Pin Function
| Pin No. | Symbol | Description |
|---|---|---|
| 1 | VSS | Ground |
| 2 | VDD | Power supply for logic |
| 3 | VO | Contrast Adjustment |
| 4 | RS | Data/ Instruction select signal |
| 5 | R/W | Read/Write select signal |
| 6 | E | Enable signal |
| 7~14 | DB0~DB7 | Data bus line |
| 15 | A | Power supply for B/L + |
| 16 | K | Power supply for B/L - |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 85.0 × 36.0 | mm |
| Viewing Area | 66.0 × 16.0 | mm |
| Mounting Hole | 75.0 × 31.0 | mm |
| Dot Pitch | 0.42 × 0.42 | mm |
| Dot Size | 0.38 × 0.38 | mm |
Electrical Characteristics
| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3/5 | V |
| Recommended LCD Driving Voltage for Normal Temp. Version module @25°C |
Vo-Vss | 4.30 | V |
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